10a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoimport functools 20a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoimport sys 30a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoimport unittest 40a8c90248264a8b26970b4473770bcc3df8515fJosh Gaofrom test import test_support 50a8c90248264a8b26970b4473770bcc3df8515fJosh Gaofrom weakref import proxy 60a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoimport pickle 70a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 80a8c90248264a8b26970b4473770bcc3df8515fJosh Gao@staticmethod 90a8c90248264a8b26970b4473770bcc3df8515fJosh Gaodef PythonPartial(func, *args, **keywords): 100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 'Pure Python approximation of partial()' 110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def newfunc(*fargs, **fkeywords): 120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao newkeywords = keywords.copy() 130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao newkeywords.update(fkeywords) 140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return func(*(args + fargs), **newkeywords) 150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao newfunc.func = func 160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao newfunc.args = args 170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao newfunc.keywords = keywords 180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return newfunc 190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 200a8c90248264a8b26970b4473770bcc3df8515fJosh Gaodef capture(*args, **kw): 210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao """capture all positional and keyword arguments""" 220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return args, kw 230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 240a8c90248264a8b26970b4473770bcc3df8515fJosh Gaodef signature(part): 250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao """ return the signature of a partial object """ 260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return (part.func, part.args, part.keywords, part.__dict__) 270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 280a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestPartial(unittest.TestCase): 290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao thetype = functools.partial 310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_basic_examples(self): 330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, 1, 2, a=10, b=20) 340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(3, 4, b=30, c=40), 350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao ((1, 2, 3, 4), dict(a=10, b=30, c=40))) 360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(map, lambda x: x*10) 370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p([1,2,3,4]), [10, 20, 30, 40]) 380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_attributes(self): 400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, 1, 2, a=10, b=20) 410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # attributes should be readable 420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p.func, capture) 430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p.args, (1, 2)) 440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p.keywords, dict(a=10, b=20)) 450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # attributes should not be writable 460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao if not isinstance(self.thetype, type): 470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return 480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, setattr, p, 'func', map) 490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, setattr, p, 'args', (1, 2)) 500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, setattr, p, 'keywords', dict(a=1, b=2)) 510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(hex) 530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao try: 540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao del p.__dict__ 550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao except TypeError: 560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao else: 580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.fail('partial object allowed __dict__ to be deleted') 590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_argument_checking(self): 610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, self.thetype) # need at least a func arg 620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao try: 630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.thetype(2)() 640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao except TypeError: 650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao else: 670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.fail('First arg not checked for callability') 680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_protection_of_callers_dict_argument(self): 700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # a caller's dictionary should not be altered by partial 710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def func(a=10, b=20): 720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return a 730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao d = {'a':3} 740a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(func, a=5) 750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(**d), 3) 760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(d, {'a':3}) 770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p(b=7) 780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(d, {'a':3}) 790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_arg_combinations(self): 810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # exercise special code paths for zero args in either partial 820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # object or the caller 830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture) 840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(), ((), {})) 850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(1,2), ((1,2), {})) 860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, 1, 2) 870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(), ((1,2), {})) 880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(3,4), ((1,2,3,4), {})) 890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_kw_combinations(self): 910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # exercise special code paths for no keyword args in 920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # either the partial object or the caller 930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture) 940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(), ((), {})) 950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(a=1), ((), {'a':1})) 960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, a=1) 970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(), ((), {'a':1})) 980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(b=2), ((), {'a':1, 'b':2})) 990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # keyword args in the call override those in the partial object 1000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(p(a=3, b=2), ((), {'a':3, 'b':2})) 1010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_positional(self): 1030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # make sure positional arguments are captured correctly 1040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao for args in [(), (0,), (0,1), (0,1,2), (0,1,2,3)]: 1050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, *args) 1060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao expected = args + ('x',) 1070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao got, empty = p('x') 1080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(expected == got and empty == {}) 1090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_keyword(self): 1110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # make sure keyword arguments are captured correctly 1120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao for a in ['a', 0, None, 3.5]: 1130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, a=a) 1140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao expected = {'a':a,'x':None} 1150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao empty, got = p(x=None) 1160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(expected == got and empty == ()) 1170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_no_side_effects(self): 1190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # make sure there are no side effects that affect subsequent calls 1200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = self.thetype(capture, 0, a=1) 1210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao args1, kw1 = p(1, b=2) 1220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(args1 == (0,1) and kw1 == {'a':1,'b':2}) 1230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao args2, kw2 = p() 1240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(args2 == (0,) and kw2 == {'a':1}) 1250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_error_propagation(self): 1270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(x, y): 1280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao x // y 1290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(ZeroDivisionError, self.thetype(f, 1, 0)) 1300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(ZeroDivisionError, self.thetype(f, 1), 0) 1310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(ZeroDivisionError, self.thetype(f), 1, 0) 1320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(ZeroDivisionError, self.thetype(f, y=0), 1) 1330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_weakref(self): 1350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f = self.thetype(int, base=16) 1360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao p = proxy(f) 1370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(f.func, p.func) 1380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f = None 1390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(ReferenceError, getattr, p, 'func') 1400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_with_bound_and_unbound_methods(self): 1420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao data = map(str, range(10)) 1430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao join = self.thetype(str.join, '') 1440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(join(data), '0123456789') 1450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao join = self.thetype(''.join) 1460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(join(data), '0123456789') 1470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_pickle(self): 1490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f = self.thetype(signature, 'asdf', bar=True) 1500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.add_something_to__dict__ = True 1510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f_copy = pickle.loads(pickle.dumps(f)) 1520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(signature(f), signature(f_copy)) 1530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # Issue 6083: Reference counting bug 1550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_setstate_refcount(self): 1560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class BadSequence: 1570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __len__(self): 1580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return 4 1590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __getitem__(self, key): 1600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao if key == 0: 1610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return max 1620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao elif key == 1: 1630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return tuple(range(1000000)) 1640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao elif key in (2, 3): 1650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return {} 1660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao raise IndexError 1670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f = self.thetype(object) 1690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(SystemError, f.__setstate__, BadSequence()) 1700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1710a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass PartialSubclass(functools.partial): 1720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 1730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1740a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestPartialSubclass(TestPartial): 1750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao thetype = PartialSubclass 1770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1780a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestPythonPartial(TestPartial): 1790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao thetype = PythonPartial 1810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # the python version isn't picklable 1830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_pickle(self): pass 1840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_setstate_refcount(self): pass 1850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1860a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestUpdateWrapper(unittest.TestCase): 1870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def check_wrapper(self, wrapper, wrapped, 1890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao assigned=functools.WRAPPER_ASSIGNMENTS, 1900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao updated=functools.WRAPPER_UPDATES): 1910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # Check attributes were assigned 1920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao for name in assigned: 1930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(getattr(wrapper, name) is getattr(wrapped, name)) 1940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # Check attributes were updated 1950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao for name in updated: 1960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapper_attr = getattr(wrapper, name) 1970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapped_attr = getattr(wrapped, name) 1980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao for key in wrapped_attr: 1990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(wrapped_attr[key] is wrapper_attr[key]) 2000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def _default_update(self): 2020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(): 2030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao """This is a test""" 2040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.attr = 'This is also a test' 2060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 2070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao functools.update_wrapper(wrapper, f) 2090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return wrapper, f 2100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_default_update(self): 2120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapper, f = self._default_update() 2130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.check_wrapper(wrapper, f) 2140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'f') 2150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.attr, 'This is also a test') 2160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @unittest.skipIf(sys.flags.optimize >= 2, 2180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao "Docstrings are omitted with -O2 and above") 2190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_default_update_doc(self): 2200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapper, f = self._default_update() 2210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__doc__, 'This is a test') 2220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_no_update(self): 2240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(): 2250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao """This is a test""" 2260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.attr = 'This is also a test' 2280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 2290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao functools.update_wrapper(wrapper, f, (), ()) 2310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.check_wrapper(wrapper, f, (), ()) 2320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'wrapper') 2330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__doc__, None) 2340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertFalse(hasattr(wrapper, 'attr')) 2350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_selective_update(self): 2370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(): 2380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.attr = 'This is a different test' 2400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.dict_attr = dict(a=1, b=2, c=3) 2410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 2420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapper.dict_attr = {} 2440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao assign = ('attr',) 2450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao update = ('dict_attr',) 2460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao functools.update_wrapper(wrapper, f, assign, update) 2470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.check_wrapper(wrapper, f, assign, update) 2480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'wrapper') 2490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__doc__, None) 2500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.attr, 'This is a different test') 2510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.dict_attr, f.dict_attr) 2520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @test_support.requires_docstrings 2540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_builtin_update(self): 2550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # Test for bug #1576241 2560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 2570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao functools.update_wrapper(wrapper, max) 2590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'max') 2600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(wrapper.__doc__.startswith('max(')) 2610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2620a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestWraps(TestUpdateWrapper): 2630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def _default_update(self): 2650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(): 2660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao """This is a test""" 2670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.attr = 'This is also a test' 2690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.wraps(f) 2700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 2710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.check_wrapper(wrapper, f) 2730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return wrapper 2740a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_default_update(self): 2760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapper = self._default_update() 2770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'f') 2780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.attr, 'This is also a test') 2790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @unittest.skipIf(sys.flags.optimize >= 2, 2810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao "Docstrings are omitted with -O2 and above") 2820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_default_update_doc(self): 2830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao wrapper = self._default_update() 2840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__doc__, 'This is a test') 2850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_no_update(self): 2870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(): 2880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao """This is a test""" 2890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.attr = 'This is also a test' 2910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.wraps(f, (), ()) 2920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 2930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 2940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.check_wrapper(wrapper, f, (), ()) 2950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'wrapper') 2960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__doc__, None) 2970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertFalse(hasattr(wrapper, 'attr')) 2980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_selective_update(self): 3000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def f(): 3010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 3020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.attr = 'This is a different test' 3030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.dict_attr = dict(a=1, b=2, c=3) 3040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def add_dict_attr(f): 3050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao f.dict_attr = {} 3060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return f 3070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao assign = ('attr',) 3080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao update = ('dict_attr',) 3090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.wraps(f, assign, update) 3100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @add_dict_attr 3110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def wrapper(): 3120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 3130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.check_wrapper(wrapper, f, assign, update) 3140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__name__, 'wrapper') 3150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.__doc__, None) 3160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.attr, 'This is a different test') 3170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(wrapper.dict_attr, f.dict_attr) 3180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3200a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestReduce(unittest.TestCase): 3210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_reduce(self): 3230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class Squares: 3240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __init__(self, max): 3260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.max = max 3270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.sofar = [] 3280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __len__(self): return len(self.sofar) 3300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __getitem__(self, i): 3320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao if not 0 <= i < self.max: raise IndexError 3330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao n = len(self.sofar) 3340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao while n <= i: 3350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.sofar.append(n*n) 3360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao n += 1 3370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.sofar[i] 3380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao reduce = functools.reduce 3400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(lambda x, y: x+y, ['a', 'b', 'c'], ''), 'abc') 3410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual( 3420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao reduce(lambda x, y: x+y, [['a', 'c'], [], ['d', 'w']], []), 3430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao ['a','c','d','w'] 3440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao ) 3450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(lambda x, y: x*y, range(2,8), 1), 5040) 3460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual( 3470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao reduce(lambda x, y: x*y, range(2,21), 1L), 3480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2432902008176640000L 3490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao ) 3500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(lambda x, y: x+y, Squares(10)), 285) 3510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(lambda x, y: x+y, Squares(10), 0), 285) 3520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(lambda x, y: x+y, Squares(0), 0), 0) 3530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, reduce) 3540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, reduce, 42, 42) 3550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, reduce, 42, 42, 42) 3560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(42, "1"), "1") # func is never called with one item 3570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(reduce(42, "", "1"), "1") # func is never called with one item 3580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, reduce, 42, (42, 42)) 3590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3600a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestCmpToKey(unittest.TestCase): 3610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_cmp_to_key(self): 3620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def mycmp(x, y): 3630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return y - x 3640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertEqual(sorted(range(5), key=functools.cmp_to_key(mycmp)), 3650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao [4, 3, 2, 1, 0]) 3660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_hash(self): 3680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def mycmp(x, y): 3690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return y - x 3700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao key = functools.cmp_to_key(mycmp) 3710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao k = key(10) 3720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertRaises(TypeError, hash(k)) 3730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3740a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoclass TestTotalOrdering(unittest.TestCase): 3750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_total_ordering_lt(self): 3770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 3780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class A: 3790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __init__(self, value): 3800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.value = value 3810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __lt__(self, other): 3820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value < other.value 3830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __eq__(self, other): 3840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value == other.value 3850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) < A(2)) 3860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) > A(1)) 3870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) <= A(2)) 3880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(1)) 3890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) <= A(2)) 3900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(2)) 3910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_total_ordering_le(self): 3930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 3940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class A: 3950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __init__(self, value): 3960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.value = value 3970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __le__(self, other): 3980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value <= other.value 3990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __eq__(self, other): 4000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value == other.value 4010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) < A(2)) 4020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) > A(1)) 4030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) <= A(2)) 4040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(1)) 4050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) <= A(2)) 4060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(2)) 4070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_total_ordering_gt(self): 4090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 4100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class A: 4110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __init__(self, value): 4120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.value = value 4130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __gt__(self, other): 4140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value > other.value 4150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __eq__(self, other): 4160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value == other.value 4170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) < A(2)) 4180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) > A(1)) 4190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) <= A(2)) 4200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(1)) 4210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) <= A(2)) 4220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(2)) 4230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_total_ordering_ge(self): 4250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 4260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class A: 4270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __init__(self, value): 4280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.value = value 4290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __ge__(self, other): 4300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value >= other.value 4310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __eq__(self, other): 4320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value == other.value 4330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) < A(2)) 4340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) > A(1)) 4350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(1) <= A(2)) 4360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(1)) 4370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) <= A(2)) 4380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A(2) >= A(2)) 4390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_total_ordering_no_overwrite(self): 4410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # new methods should not overwrite existing 4420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 4430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class A(str): 4440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 4450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A("a") < A("b")) 4460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A("b") > A("a")) 4470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A("a") <= A("b")) 4480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A("b") >= A("a")) 4490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A("b") <= A("b")) 4500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.assertTrue(A("b") >= A("b")) 4510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_no_operations_defined(self): 4530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao with self.assertRaises(ValueError): 4540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 4550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class A: 4560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao pass 4570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def test_bug_10042(self): 4590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao @functools.total_ordering 4600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao class TestTO: 4610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __init__(self, value): 4620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao self.value = value 4630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __eq__(self, other): 4640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao if isinstance(other, TestTO): 4650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value == other.value 4660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return False 4670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao def __lt__(self, other): 4680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao if isinstance(other, TestTO): 4690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao return self.value < other.value 4700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao raise TypeError 4710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao with self.assertRaises(TypeError): 4720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestTO(8) <= () 4730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4740a8c90248264a8b26970b4473770bcc3df8515fJosh Gaodef test_main(verbose=None): 4750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao test_classes = ( 4760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestPartial, 4770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestPartialSubclass, 4780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestPythonPartial, 4790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestUpdateWrapper, 4800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestTotalOrdering, 4810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestWraps, 4820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao TestReduce, 4830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao ) 4840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao test_support.run_unittest(*test_classes) 4850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao # verify reference counting 4870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao if verbose and hasattr(sys, "gettotalrefcount"): 4880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao import gc 4890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao counts = [None] * 5 4900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao for i in xrange(len(counts)): 4910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao test_support.run_unittest(*test_classes) 4920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao gc.collect() 4930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao counts[i] = sys.gettotalrefcount() 4940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao print counts 4950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 4960a8c90248264a8b26970b4473770bcc3df8515fJosh Gaoif __name__ == '__main__': 4970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao test_main(verbose=True) 498